<!DOCTYPE html>
<html>
	<head>
		<meta charset="utf-8">
		<title>尺寸与单位</title>
		<style>
			/* 单位：px   %    pc端 */
			/*div{
				width: 100%;
				height: 200px;/* ？高度  div元素：区域--有宽没高*/
			/*	background: red;
			}*/
			/* overflow溢出属性:主要解决浮动塌陷*/
			div{
				width: 400px;
				height: 100px;
				border: 1px solid red;
				overflow: auto;/* 溢出：隐藏 hidden
				                          溢出加滚动条scroll
										  自动加滚动条auto
										  */
									 
				/*练习：加横纵向轴滚动条 */						 
				overflow-x: scroll;
	     		overflow-y: hidden;
			}
			p{
				width: 800px;
			}
		</style>
	</head>
	<body>
		<!-- div理解为水杯 -->
		<div>
			<!-- p理解为水 -->
			<p>
				<img src="img/p_small_001.jpg" alt="1">
				<img src="img/p_small_002.jpg" alt="2">
				<img src="img/p_small_003.jpg" alt="3">
				<img src="img/p_small_004.jpg" alt="4">
				<img src="img/p_small_005.jpg" alt="5">
				<img src="img/p_small_006.jpg" alt="6">
				<img src="img/p_small_007.jpg" alt="7">
			</p>
		</div>
		
		
		<!--<div></div> -->
	</body>
</html>